{"id":5605,"date":"2026-07-14T18:21:27","date_gmt":"2026-07-14T18:21:27","guid":{"rendered":"https:\/\/chemactiv.com\/?post_type=product&#038;p=5605"},"modified":"2026-07-15T03:07:02","modified_gmt":"2026-07-15T03:07:02","slug":"vigon-n-640","status":"publish","type":"product","link":"https:\/\/chemactiv.com\/?product=vigon-n-640","title":{"rendered":"VIGON N 640"},"content":{"rendered":"<p><span data-sheets-root=\"1\">VIGON\u00ae N 640 is a water-based, pH-neutral MPC\u00ae cleaning agent designed for removing flux residues from printed circuit board assemblies. Optimized for specific spray-in-air batch machines and selected dip-tank processes, it delivers excellent cleaning performance on modern solder pastes and difficult flux residues while maintaining strong compatibility with sensitive metals such as copper and nickel. 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